1844
The first telegraph sent said, "What hath God wrought?" it was sent from Baltimore to Washington.
He convinced Congress to appropriate money for an outdoor test line between Baltimore, Maryland and Washington, D.C. The first official telegraph message was, "What hath God wrought." The telegraph quickly became more than a toy-the Baltimore test line was used in 1844 to send news of Henry Clay's nomination for president from the National Whig Convention in Baltimore to Washington, D.C.
On May 24, 1844, Samuel Morse sends the telegraph message "What hath God wrought?" from the Supreme Court chamber in the Capitol in Washington, D.C., to the B & O Railroad Depot in Baltimore, Maryland.
the first telegraph wasn't sent. the code was sent to Abe Lincoln if this didn't answer your question, then here's another answer: on May 24, 1844, Samuel Morse sent the first telegraph message, "What hath God wrought?" from Washington D.C. to Baltimore, Maryland
The state of Maryland granted the Baltimore and Ohio Railroad (B&O) a charter to build a line from Baltimore to Washington, D.C., in 1831, and the Washington Branch was opened in 1835. This line joined to the original mainline at Relay, Maryland, crossing the Patapsco on the Thomas ViaductIn 1844 the first telegraph line was laid alongside this rail line.American Morse Code was first used on a telegraph line constructed between Baltimore, Maryland, and the old Supreme Court chamber in the Capitol building in Washington, D.C. The first public message "What hath God wrought" was sent on 24 May 1844, by Morse in Washington to Alfred Vail at the Baltimore and Ohio Railroad (B&O) "outer depot" (now the B&O Railroad Museum) in Baltimore
You are thinking of "What hath God Wrought", it was the first telegraph ever made by Samuel Morse, creator of the telegraph and Morse Code.
Samuel Morse, in 1844. He wrote: What hath God wrought? It sent from Washington to Baltimore.
The first telegraph message sent by Samuel Morse said "What Hath God Wrought". Annie Ellsworth came up with the words.
Morse Code was invented by Samuel F. B. Morse (1791-1872), a painter and founder of the National Academy of Design. He conceived the basic idea of an electromagnetic telegraph in 1832, and produced the first working telegraph set in 1836. This made transmission possible over any distance. The first Morse Code message, "What hath God wrought?", was sent from Washington to Baltimore.
Morse Code was invented by Samuel F. B. Morse (1791-1872), a painter and founder of the National Academy of Design. He conceived the basic idea of an electromagnetic telegraph in 1832, and produced the first working telegraph set in 1836. This made transmission possible over any distance. The first Morse Code message, "What hath God wrought?", was sent from Washington to Baltimore.
The first electronic message was send by Samuel Morse, the inventor of the telegraph. It is believed that he had a working prototype about 1838. The first 'official' long wire message was sent from Baltimore to Washington in 1844 ... "What hath God wrought!"
Answer"What hath God wrought" was the first public American Morse code message sent in 1844, from Baltimore to Washington D.C.. It's also the title of a Pulitzer prize winning History of the US 1815-1848.